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Finding the Third Proportional to 168,542.63 and 361,073.25

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Solution

The third proportional to 168,542.63 and 361,073.25 is: 773,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,542.63 : 361,073.25 = 361,073.25 : x
  2. Step 2: Convert to fraction form
    168,542.63/361,073.25 = 361,073.25/x
  3. Step 3: Cross multiply
    168,542.63x = 361,073.25 × 361,073.25
  4. Step 4: Simplify right side
    168,542.63x = 130,373,891,865.56
  5. Step 5: Solve for x
    x = 130,373,891,865.56/168,542.63
  6. Step 6: Final answer
    x = 773,536.62

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.